Age-specific average annual rates for hospitalizations and outpatient visits attributable to influenza and RSV (per 1,000 persons) in Western Kenya, August 2009– July 2012a.

aIncludes only data for residents of the HDSS area of Keremo Division (2009–2012); bAdjusted for those that met the case definition for SARI/ILI without laboratory test results; cAdjusted for persons with pneumonia who did not seek care, using the results of a 2005 HUS; 48% (95% CI 35–62) of children dAdjusted for persons with ILI who did not seek care, using the results of a 2005 HUS; 42%(95% CI 33–51) of children * Estimates not calculated because there were fewer than 30 specimens tested in this age-specific stratum.